title: The Leapfrog Initiative: a potential threat to surgical education.
mesh_terms: D001014:Aortic Aneurysm / Q000601:surgery; D016894:Endarterectomy, Carotid / Q000706:statistics & numerical data; D004938:Esophageal Neoplasms / Q000601:surgery; D013502:General Surgery / Q000193:education*; D006265:Health Care Coalitions; D006801:Humans; D007396:Internship and Residency / Q000592:standards*; D019984:Quality Indicators, Health Care; D013514:Surgical Procedures, Operative / Q000706:statistics & numerical data; D014481:United States